73 entries under difficult topic. ×

0
involved(adjective, tough, rough, heavy)
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problematical(adjective, awkward, demanding, grueling)
0
scabrous(adjective, tough, rough, heavy)
0
unpleasant(adjective, grim, savage, fatal)
-1
slavish(adjective, tough, rough, heavy)
-1
sticky(adjective, tough, rough, heavy)
-1
strict(adjective, hard, tough, urgent)
-1
terrible(adjective, tough, rough, heavy)
-1
testing(adjective, awkward, demanding, strenuous)
-1
tricky(adjective, awkward, demanding, strenuous)
-1
unsparing(adjective, tough, rough, heavy)
-1
unyielding(adjective, hard, severe, laborious)
-1
uphill battle(expression, adjective, tough, rough)
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APASmart Define. (2016). exhausting thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/exhausting/thesaurus/synonyms
ChicagoSmart Define. 2016. "exhausting thesaurus" https://smartdefine.org/exhausting/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, exhausting thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/exhausting/thesaurus/synonyms>.
MLASmart Define. "exhausting thesaurus" 26 February 2016. Web. 21 September 2026. <https://smartdefine.org/exhausting/thesaurus/synonyms>